Home / 235,455,904.60-353,309,828.10-99,155,066.20

Finding the Fourth Proportional to 235,455,904.60, 353,309,828.10 and 99,155,066.20

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Solution

The fourth proportional to 235,455,904.60, 353,309,828.10 and 99,155,066.20 is: 148,785,648.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,455,904.60 : 353,309,828.10 = 99,155,066.20 : x
  2. Step 2: Convert to fraction form
    235,455,904.60/353,309,828.10 = 99,155,066.20/x
  3. Step 3: Cross multiply
    235,455,904.60x = 353,309,828.10 × 99,155,066.20
  4. Step 4: Simplify right side
    235,455,904.60x = 35,032,459,394,366,124
  5. Step 5: Solve for x
    x = 35,032,459,394,366,124/235,455,904.60
  6. Step 6: Final answer
    x = 148,785,648.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.